diff --git a/src/components/PromptDialogHost.tsx b/src/components/PromptDialogHost.tsx
index 204943e..c4f577d 100644
--- a/src/components/PromptDialogHost.tsx
+++ b/src/components/PromptDialogHost.tsx
@@ -1,4 +1,4 @@
-import { useEffect, useState, type FormEvent } from 'react';
+import { useEffect, useState, type SyntheticEvent } from 'react';
 import { createPortal } from 'react-dom';
 import { useTranslation } from 'react-i18next';
 import { useFocusTrap } from '../hooks/useFocusTrap';
@@ -25,7 +25,7 @@ export function PromptDialogHost() {
 
   if (!request) return null;
 
-  const handleSubmit = (e: FormEvent) => {
+  const handleSubmit = (e: SyntheticEvent) => {
     e.preventDefault();
     const trimmed = value.trim();
     if (!trimmed) {
diff --git a/src/pages/AdminBulkActions.tsx b/src/pages/AdminBulkActions.tsx
index 15116da..a53500f 100644
--- a/src/pages/AdminBulkActions.tsx
+++ b/src/pages/AdminBulkActions.tsx
@@ -1704,7 +1704,7 @@ export default function AdminBulkActions() {
     return () => clearTimeout(searchTimerRef.current);
   }, []);
 
-  const handleSearchSubmit = (e: React.FormEvent) => {
+  const handleSearchSubmit = (e: React.SyntheticEvent) => {
     e.preventDefault();
     clearTimeout(searchTimerRef.current);
     setOffset(0);
diff --git a/src/pages/AdminPartnerSettings.tsx b/src/pages/AdminPartnerSettings.tsx
index 319ba8e..ee96514 100644
--- a/src/pages/AdminPartnerSettings.tsx
+++ b/src/pages/AdminPartnerSettings.tsx
@@ -82,7 +82,7 @@ export default function AdminPartnerSettings() {
     formData.withdrawal_cooldown_days <= 365;
   const isValid = !formData.withdrawal_enabled || (isMinAmountValid && isCooldownValid);
 
-  const handleSubmit = (e: React.FormEvent) => {
+  const handleSubmit = (e: React.SyntheticEvent) => {
     e.preventDefault();
     if (!isValid) return;
     updateMutation.mutate({
diff --git a/src/pages/AdminPolicyEdit.tsx b/src/pages/AdminPolicyEdit.tsx
index dc2b710..e3f6504 100644
--- a/src/pages/AdminPolicyEdit.tsx
+++ b/src/pages/AdminPolicyEdit.tsx
@@ -320,7 +320,7 @@ export default function AdminPolicyEdit() {
   }, []);
 
   const handleSubmit = useCallback(
-    (e: React.FormEvent) => {
+    (e: React.SyntheticEvent) => {
       e.preventDefault();
       setFormError(null);
 
diff --git a/src/pages/AdminRoleAssign.tsx b/src/pages/AdminRoleAssign.tsx
index e099336..8789a86 100644
--- a/src/pages/AdminRoleAssign.tsx
+++ b/src/pages/AdminRoleAssign.tsx
@@ -351,7 +351,7 @@ export default function AdminRoleAssign() {
   }, []);
 
   const handleAssign = useCallback(
-    (e: React.FormEvent) => {
+    (e: React.SyntheticEvent) => {
       e.preventDefault();
       setFormError(null);
       setFormSuccess(null);
diff --git a/src/pages/AdminRoleEdit.tsx b/src/pages/AdminRoleEdit.tsx
index 0e8f609..9833c63 100644
--- a/src/pages/AdminRoleEdit.tsx
+++ b/src/pages/AdminRoleEdit.tsx
@@ -334,7 +334,7 @@ export default function AdminRoleEdit() {
   }, []);
 
   const handleSubmit = useCallback(
-    (e: React.FormEvent) => {
+    (e: React.SyntheticEvent) => {
       e.preventDefault();
       setFormError(null);
 
diff --git a/src/pages/AdminServerEdit.tsx b/src/pages/AdminServerEdit.tsx
index 344c1b0..8ab1ba1 100644
--- a/src/pages/AdminServerEdit.tsx
+++ b/src/pages/AdminServerEdit.tsx
@@ -54,7 +54,7 @@ export default function AdminServerEdit() {
     },
   });
 
-  const handleSubmit = (e: React.FormEvent) => {
+  const handleSubmit = (e: React.SyntheticEvent) => {
     e.preventDefault();
     const data: ServerUpdateRequest = {
       display_name: displayName,
diff --git a/src/pages/AdminTicketSettings.tsx b/src/pages/AdminTicketSettings.tsx
index f69c44f..bc3d0c9 100644
--- a/src/pages/AdminTicketSettings.tsx
+++ b/src/pages/AdminTicketSettings.tsx
@@ -87,7 +87,7 @@ export default function AdminTicketSettings() {
   const isValid =
     !formData.sla_enabled || (isSlaMinutesValid && isCheckIntervalValid && isReminderCooldownValid);
 
-  const handleSubmit = (e: React.FormEvent) => {
+  const handleSubmit = (e: React.SyntheticEvent) => {
     e.preventDefault();
     if (!isValid) return;
     updateMutation.mutate({
diff --git a/src/pages/AdminTickets.tsx b/src/pages/AdminTickets.tsx
index 91dc570..7f67df8 100644
--- a/src/pages/AdminTickets.tsx
+++ b/src/pages/AdminTickets.tsx
@@ -177,7 +177,7 @@ export default function AdminTickets() {
     }
   };
 
-  const handleReply = async (e: React.FormEvent) => {
+  const handleReply = async (e: React.SyntheticEvent) => {
     e.preventDefault();
     if (!selectedTicketId) return;
     if (attachments.some((a) => a.uploading || a.error)) return;
diff --git a/src/pages/AdminTrafficUsage.tsx b/src/pages/AdminTrafficUsage.tsx
index eb350b7..e8b0a58 100644
--- a/src/pages/AdminTrafficUsage.tsx
+++ b/src/pages/AdminTrafficUsage.tsx
@@ -1221,7 +1221,7 @@ export default function AdminTrafficUsage() {
     }
   }, [toast]);
 
-  const handleSearch = (e: React.FormEvent) => {
+  const handleSearch = (e: React.SyntheticEvent) => {
     e.preventDefault();
     setOffset(0);
     setCommittedSearch(searchInput);
diff --git a/src/pages/AdminUsers.tsx b/src/pages/AdminUsers.tsx
index f9cf57e..31e8636 100644
--- a/src/pages/AdminUsers.tsx
+++ b/src/pages/AdminUsers.tsx
@@ -210,7 +210,7 @@ export default function AdminUsers() {
   });
   const stats = statsQuery.data ?? null;
 
-  const handleSearch = (e: React.FormEvent) => {
+  const handleSearch = (e: React.SyntheticEvent) => {
     e.preventDefault();
   };
 
diff --git a/src/pages/AdminWheel.tsx b/src/pages/AdminWheel.tsx
index bb1c6b2..d14bc25 100644
--- a/src/pages/AdminWheel.tsx
+++ b/src/pages/AdminWheel.tsx
@@ -1076,7 +1076,7 @@ function InlinePrizeForm({
     promo_traffic_gb: prize?.promo_traffic_gb || 0,
   });
 
-  const handleSubmit = (e: React.FormEvent) => {
+  const handleSubmit = (e: React.SyntheticEvent) => {
     e.preventDefault();
     onSave({
       ...formData,
diff --git a/src/pages/ConnectedAccounts.tsx b/src/pages/ConnectedAccounts.tsx
index 94d84a1..43df293 100644
--- a/src/pages/ConnectedAccounts.tsx
+++ b/src/pages/ConnectedAccounts.tsx
@@ -420,7 +420,7 @@ export default function ConnectedAccounts() {
     },
   });
 
-  const handleEmailSubmit = (e: React.FormEvent) => {
+  const handleEmailSubmit = (e: React.SyntheticEvent) => {
     e.preventDefault();
     setEmailError(null);
     setEmailSuccess(null);
diff --git a/src/pages/Login.tsx b/src/pages/Login.tsx
index 776c92f..cf0b45d 100644
--- a/src/pages/Login.tsx
+++ b/src/pages/Login.tsx
@@ -221,7 +221,7 @@ export default function Login() {
     }
   };
 
-  const handleEmailSubmit = async (e: React.FormEvent) => {
+  const handleEmailSubmit = async (e: React.SyntheticEvent) => {
     e.preventDefault();
     setError('');
 
@@ -282,7 +282,7 @@ export default function Login() {
     }
   };
 
-  const handleForgotPassword = async (e: React.FormEvent) => {
+  const handleForgotPassword = async (e: React.SyntheticEvent) => {
     e.preventDefault();
     setForgotPasswordError('');
 
diff --git a/src/pages/ReferralPartnerApply.tsx b/src/pages/ReferralPartnerApply.tsx
index c845fd0..e812755 100644
--- a/src/pages/ReferralPartnerApply.tsx
+++ b/src/pages/ReferralPartnerApply.tsx
@@ -1,4 +1,4 @@
-import { useState, useEffect, type FormEvent } from 'react';
+import { useState, useEffect, type SyntheticEvent } from 'react';
 import { useNavigate } from 'react-router';
 import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query';
 import { useTranslation } from 'react-i18next';
@@ -41,7 +41,7 @@ export default function ReferralPartnerApply() {
     },
   });
 
-  const handleSubmit = (e: FormEvent) => {
+  const handleSubmit = (e: SyntheticEvent) => {
     e.preventDefault();
     const payload: PartnerApplicationRequest = {};
     if (form.company_name) payload.company_name = form.company_name;
diff --git a/src/pages/ReferralWithdrawalRequest.tsx b/src/pages/ReferralWithdrawalRequest.tsx
index 455c334..7e3e701 100644
--- a/src/pages/ReferralWithdrawalRequest.tsx
+++ b/src/pages/ReferralWithdrawalRequest.tsx
@@ -1,4 +1,4 @@
-import { useState, useEffect, type FormEvent } from 'react';
+import { useState, useEffect, type SyntheticEvent } from 'react';
 import { useNavigate } from 'react-router';
 import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query';
 import { useTranslation } from 'react-i18next';
@@ -37,7 +37,7 @@ export default function ReferralWithdrawalRequest() {
     },
   });
 
-  const handleSubmit = (e: FormEvent) => {
+  const handleSubmit = (e: SyntheticEvent) => {
     e.preventDefault();
     if (form.payment_details.length < 5) return;
     if (form.amount_rubles <= 0) return;
diff --git a/src/pages/ResetPassword.tsx b/src/pages/ResetPassword.tsx
index 8a9849a..f518075 100644
--- a/src/pages/ResetPassword.tsx
+++ b/src/pages/ResetPassword.tsx
@@ -15,7 +15,7 @@ export default function ResetPassword() {
   const [status, setStatus] = useState<'form' | 'loading' | 'success' | 'error'>('form');
   const [error, setError] = useState('');
 
-  const handleSubmit = async (e: React.FormEvent) => {
+  const handleSubmit = async (e: React.SyntheticEvent) => {
     e.preventDefault();
     setError('');